#from LineValues import X, One, Zero, D, DNot
#
#X = X()
#ONE = One()
#ZERO = Zero()
#D = D()
#DNOT = DNot()
#
#VALUES = (X, ONE, ZERO, D, DNOT)
#
#def getX():
#    return X
#
#def getOne():
#    return ONE
#
#def getZero():
#    return ZERO
#
#def getD():
#    return D
#
#def getDNot():
#    return DNOT
